Wednesday, March 9, 2011

The Water Cycle

The water cycle is also known as the hydrological cycle. There is the same amount of water on the Earth now as there was when the Earth began.
The water cycle is how the earth's water recycles
itself.
The cycle includes precipitation, evaporation, condensation, and transpiration. Earth's water keeps changing from liquid water to vapour and then back again. This cycle happens because of the sun's heat and gravity.


Why is water important?
Many of us think water will always be there for us when we want it. Without water, living things would die. You will die if you go without water for more than a week. Plants will die without water and that would kill all of the animals that eat the plants.

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